diff --git a/env.yml b/env.yml
index 6c9476a4..4c7ba0a2 100644
--- a/env.yml
+++ b/env.yml
@@ -3,7 +3,7 @@ channels:
   - plotly
   - conda-forge
 dependencies:
-  - python>=3.9
+  - python=3.9
   - pyright=1.1.318
   - nodejs
   ### Plotly orca dependency for plotly figure export